<template>
  <!--登录表单的容器-->
  <div class="login_container">
    <!--登录区域-->
    <div class="login_box">
      <!--头像-->
      <div class="avatar_box">
        <img src="@/assets/b.jpg" alt="">
      </div>
      <!--表单-->
      <el-form :model="loginForm" :rules="loginRules" ref="loginForm" label-width="0px" class="login_form">
        <el-form-item prop="username">
          <el-input v-model="loginForm.username" placeholder="请输入用户名称" prefix-icon="el-icon-user-solid"></el-input>
        </el-form-item>
        <el-form-item prop="password">
          <el-input v-model="loginForm.password" placeholder="请输入登录密码" prefix-icon="el-icon-lock"></el-input>
        </el-form-item>
        <el-form-item prop="verifyCode">
          <div class="verifyCode_box">
            <el-input v-model="loginForm.verifyCode" placeholder="请输入手机验证码" prefix-icon="el-icon-mobile"
                      class="verifyCode"></el-input>
            <img :src="verifyImg" @click="clickFlushCheckImg" alt="" class="verifyCode_img">
          </div>
        </el-form-item>
        <el-form-item class="login_btn">
          <el-button type="primary" @click="submitForm('loginForm')">登 录</el-button>
          <el-button @click="resetForm('loginForm')">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
import {loadVerifyImage, loginUser} from "@/api";
import {setToken} from "@/utils/auth";

export default {
  name: 'Login',
  data() {
    return {
      loginForm: {
        username: 'admin',
        password: '123456',
        verifyCode: ''
      },
      loginRules: {
        username: [
          {required: true, message: '请输入用户名称', trigger: 'blur'},
          {min: 3, max: 16, message: '长度在 3 到 16 个字符', trigger: 'blur'}
        ],
        password: [
          {required: true, message: '请输入登录密码', trigger: 'blur'},
          {min: 3, max: 16, message: '长度在 3 到 16 个字符', trigger: 'blur'}
        ],
        verifyCode: [
          {required: true, message: '请输入验证码', trigger: 'blur'}
        ]
      },
      verifyImg: '',
    };
  },
  methods: {
    submitForm(formName) {
      const _this = this;
      this.$refs[formName].validate((valid) => {
        if (valid) {

          loginUser(this.loginForm).then(response => {
            // console.log(response)

            if (response.success){

               setToken(response.data.token);

              _this.$router.push("/home");
            }
          }).catch(error => {
            console.log(error)
            _this.$message({type: 'error', message: '服务器内部异常!'})
          })
        } else {
          console.log('error submit!!');
          return false;
        }
      });
    },
    resetForm(formName) {
      this.$refs[formName].resetFields();
    },
    clickFlushCheckImg() {
      this.verifyImg = `http://localhost:8081/try/user/getImg?${Math.random() * 1000}`
    }
  },
  mounted() {
    this.clickFlushCheckImg();
  }
}
</script>

<style lang="less" scoped>
.login_container {
  height: 100%;
  background-color: aquamarine;
}

.login_box {
  width: 450px;
  height: 380px;
  background-color: #FFFFFF;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    width: 130px;
    height: 130px;
    border: 1px solid #EEEEEE;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 2px 12px 0 rgba(0, 0, 0, 0.1);
    margin: -65px auto;
    background-color: #FFFFFF;

    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #EEEEEE;
    }
  }

  .login_form {
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;

    .login_btn {
      display: flex;
      justify-content: flex-end;
    }

    .verifyCode_box {
      display: flex;

      .verifyCode {
        width: 70%;
        justify-content: left;
      }

      .verifyCode_img {
        width: 30%;
        height: 45px;
        justify-content: flex-end;
      }
    }
  }
}
</style>